Iowa DOT

Volume of Traffic on the Primary Road System

Route	2010	Rural/Municipal	Section length (miles)	Annual average daily traffic	Vehicle classification distribution of annual average daily traffic											Average daily vehicle miles
	2010				Motorcylces	Cars, vans and pickups	Total trucks and buses	Single unit trucks				Combination trucks				All vehicles	Trucks and buses
	Primary route section description							Single unit trucks				Combination trucks
	Primary route section description							Buses	2Axles	3Axles	4 or more axles	4 or less axles	5Axles	6 or more axles	Multiple trailers
18	17 Cerro Gordo COUNTY
18	WEST LIMITS OF VENTURA	Rural	0.517	5800	33	5225	542	23	102	28	3	50	316	8	10	2999	280
18	INTERSECTION MAIN STREET	Municipal	0.509	5800	33	5227	540	23	101	28	3	50	316	8	10	2952	275
18	EAST LIMITS OF VENTURA	Municipal	2.049	7400	43	6779	578	29	126	35	4	50	316	8	10	15163	1184
18	WEST LIMITS OF CLEAR LAKE AT
18	JUNCTION SHOREWOOD WAY	Rural	0.854	8600	50	7849	702	47	206	57	6	50	316	8	10	7344	600
18	JUNCTION CO RD B30	Municipal	0.218	9300	54	8546	700	47	206	57	6	50	316	8	10	2027	153
18	JUNCTION CO RD S18 & 16TH STREET	Municipal	0.475	9900	58	9142	700	47	206	57	6	50	316	8	10	4703	333
18	INTERSECTION BUDDY HOLLY PLACE	Municipal	1.007	12400	74	11626	700	47	206	57	6	50	316	8	10	12487	705
18	INTERSECTION 8TH STREET	Municipal	0.500	13100	78	12321	700	47	206	57	6	50	316	8	10	6550	350
18	INTERSECTION 24TH STREET	Municipal	0.955	14500	87	13645	768	57	250	70	8	50	316	8	10	13848	733
18	I 35 & IA 122 NORTH INTERCHANGE	Municipal	0.224	19100	111	17507	1482	59	259	72	8	141	891	23	29	4278	332
18	I 35 SOUTH INTERCHANGE TO
18	MALLARD AVENUE INTERCHANGE	Rural	4.451	7700	35	5572	2093	38	167	46	5	238	1510	39	50	34273	9316
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.257	830	5	746	79	2	9	3	0	8	53	1	1	213	20
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.267	880	5	814	61	1	5	1	0	7	44	1	1	235	16
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.264	570	3	422	146	1	5	1	0	18	114	3	4	150	39
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.256	490	2	340	148	2	8	2	0	18	112	3	4	125	38
18	US 65 INTERCHANGE	Rural	3.010	8400	41	6421	1938	38	168	47	5	218	1380	36	46	25284	5833
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.266	1290	7	1173	110	4	18	5	1	11	68	2	2	343	29
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.266	1560	9	1411	140	7	31	9	1	12	76	2	2	415	37
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.307	700	4	626	70	2	9	3	0	7	46	1	1	215	21
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.261	560	3	492	65	1	3	1	0	8	50	1	1	146	17
18	CO RD S56 INTERCHANGE	Rural	4.052	10000	50	7897	2053	47	206	57	6	225	1427	37	47	40520	8319
18	EAST-NORTH EAST-SOUTH RAMP	Rural	0.333	610	3	532	75	4	17	5	1	6	40	1	1	203	25
18	NORTH-EAST SOUTH-EAST RAMP	Rural	0.316	610	3	504	103	8	36	10	1	6	39	1	1	193	33
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.275	430	2	351	77	6	27	7	1	5	30	1	1	118	21
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.241	320	1	236	82	7	29	8	1	5	31	1	1	77	20
18	CO RD S70 INTERCHANGE AT
18	WEST LINE OF FLYOD COUNTY	Rural	5.137	10500	53	8374	2073	46	204	57	6	228	1446	37	48	53939	10649
18	WEST-NORTH WEST-SOUTH RAMP	Rural	0.254	310	2	283	25	1	5	1	0	2	14	0	0	79	6
18	NORTH-WEST SOUTH-WEST RAMP	Rural	0.251	370	2	335	33	2	10	3	0	2	15	0	0	93	8
	ROUTE SUMMARY - RURAL		21.835	7647												166964	35327
	ROUTE SUMMARY - MUNICIPAL		5.937	10444												62008	4065